Home / 1,137,045.02-1,569,080.93-620,789.41

Finding the Fourth Proportional to 1,137,045.02, 1,569,080.93 and 620,789.41

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Solution

The fourth proportional to 1,137,045.02, 1,569,080.93 and 620,789.41 is: 856,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,045.02 : 1,569,080.93 = 620,789.41 : x
  2. Step 2: Convert to fraction form
    1,137,045.02/1,569,080.93 = 620,789.41/x
  3. Step 3: Cross multiply
    1,137,045.02x = 1,569,080.93 × 620,789.41
  4. Step 4: Simplify right side
    1,137,045.02x = 974,068,824,776.95
  5. Step 5: Solve for x
    x = 974,068,824,776.95/1,137,045.02
  6. Step 6: Final answer
    x = 856,666.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.